Run: 2026-03-06-01KK1HDGCA2Y7RG9YFMB2695FJ

Run Details

Model:
GPT-5.4
Duration:
1m 29s
Cost:
$0.045450
Provider:
OpenAI

Model input

System
You are an expert fiction writer. Always keep the following rules in mind: - Write in past tense and use General English spelling, grammar, and colloquialisms/slang. - Write in active voice - Always follow the "show, don't tell" principle. - Avoid adverbs and cliches and overused/commonly used phrases. Aim for fresh and original descriptions. - Convey events and story through dialogue. - Mix short, punchy sentences with long, descriptive ones. Drop fill words to add variety. - Skip "he/she said said" dialogue tags and convey people's actions or face expressions through their speech - Avoid mushy dialog and descriptions, have dialogue always continue the action, never stall or add unnecessary fluff. Vary the descriptions to not repeat yourself. - Put dialogue on its own paragraph to separate scene and action. - Reduce indicators of uncertainty like "trying" or "maybe" When writing text: - NEVER conclude the scene on your own, follow the beat instructions very closely. - NEVER end with foreshadowing. - NEVER write further than what I prompt you with. - AVOID imagining possible endings, NEVER deviate from the instructions. - STOP EARLY if the continuation contains what was required in the instructions. You do not need to fill out the full amount of words possible.
User/Human
Take into account the following glossary of characters/locations/items/lore... when writing your response: <codex> <character id="4416" name="Detective Harlow Quinn" aliases="Quinn, Detective Quinn, Harlow" pronouns="she/her" species="Human" storyRole="Antagonist"> <eyeColor>brown</eyeColor> <hair>closely cropped salt-and-pepper</hair> <height>5'9"</height> <age>41</age> <jawline>sharp jaw</jawline> <watch>worn leather watch on her left wrist</watch> <bearing>military precision</bearing> <description>A Metropolitan Police detective with 18 years of decorated service who suspects the clique is involved in criminal activity.</description> <backstory>She lost her partner, DS Morris, during a case three years ago under unexplained circumstances that had supernatural origins she doesn't yet understand.</backstory> </character> <character id="4417" name="Tomás Herrera" aliases="Tommy, Tomás, Herrera" pronouns="he/him" species="Human" storyRole="Support"> <eyeColor>warm brown</eyeColor> <hair>short curly dark brown</hair> <height>5'10"</height> <age>29</age> <skinTone>olive skin</skinTone> <scar>scar running along his left forearm from a knife attack</scar> <medallion>Saint Christopher medallion around his neck</medallion> <birthplace>Seville, Spain</birthplace> <description>A former paramedic who provides off-the-books medical care for the clique.</description> <backstory>Born in Seville, Spain. He moved to London to work for the NHS but lost his license after administering unauthorized treatments to supernatural patients.</backstory> </character> <location id="854" name="The Raven's Nest" aliases="the Nest, Raven, Silas' bar" realm="Earth"> <signColor>distinctive green neon sign above the entrance</signColor> <secretRoom>hidden back room accessible through a bookshelf, used for clandestine meetings</secretRoom> <description>A dimly lit bar in Soho, London. The walls are covered with old maps and black-and-white photographs.</description> </location> <location id="856" name="The Veil Market" aliases="Veil Market, the Market, underground market" realm="Earth"> <currentLocation>abandoned Tube station beneath Camden</currentLocation> <entryRequirement>bone token</entryRequirement> <schedule>moves locations every full moon</schedule> <description>A hidden supernatural black market that sells enchanted goods, banned alchemical substances, and information.</description> </location> </codex> Continue the story using the following instructions: <instructions> Write a fully fleshed out scene of at least 1000 words in the thriller genre. A detective is pursuing a suspect through rain-soaked city streets at night. The chase takes them from the street level down into an underground market. The detective must decide whether to follow the suspect into unfamiliar and potentially dangerous territory. Use the codex entries above as your world reference for characters and setting. Only include the prose of the scene without any markdown or commentary. </instructions>

Model response

AI
Rain slapped the windscreen hard enough to blur the city into streaks of amber and white. Detective Harlow Quinn leaned over the wheel and watched the man on the pavement glance back once, then cut left into the spill of traffic on Charing Cross Road. “There. Blue parka.” The radio on the passenger seat cracked with static and an operator’s voice she ignored. Quinn snatched her coat from the back, shoved the car into a loading bay with two wheels on the kerb, and climbed out into the cold. The rain found the gap at her collar at once. The man in the blue parka shoved between a couple under a takeaway awning. One of them swore. He did not look back again. That told Quinn more than panic would have. He knew where he was going. She crossed the street through the grind of taxis and buses, a horn blaring at her shoulder. “Police. Move.” A courier on a bike skidded sideways to miss her, front wheel twitching. Quinn hit the opposite pavement at a run. Water slapped up her trousers. Her leather watch clung damp against her wrist. Ahead, the parka flashed past a shuttered record shop and ducked into a lane threaded with bins, mopeds, and steam from a restaurant vent. Quinn took the corner fast and almost lost her footing on wet stone. The lane narrowed into a slick gullet between brick walls. Fire escapes zigzagged overhead. The fugitive’s trainers smacked the ground somewhere ahead, close enough to keep her blood hot. “Elias!” Her voice bounced off the walls. No answer. Good. Guilty men always had something to save their breath for. She had spent two weeks on Elias Venn, if that was his real name, and every hour had peeled back another layer of filth: burner phones, cash drops, dead-end shell companies, names that led nowhere. Then a witness from a robbery in Holborn had picked his face from a lineup and mentioned a phrase that had turned Quinn’s stomach cold. Bone token. Nobody in her unit had known what it meant. Nobody had liked that she kept asking. Elias burst out of the lane into a wider street where neon leaked across puddles. Soho at this hour breathed through half-shut doors: music from basements, cigarette smoke under awnings, kitchen heat and rot from alley skips. Quinn caught sight of him through the crowd as he shoved into a stream of clubgoers. She drove after him, shoulder first. “Out of the way.” A woman in silver heels stumbled and slapped Quinn’s arm. “Watch it, you psycho—” Quinn did not turn. Elias had a head start now, ten yards, then twelve. He cut under the green neon sign of The Raven’s Nest and vanished inside. Quinn slowed for half a beat under the sign. The bar sat low and black behind rain-speckled windows. Old maps hung crooked on the walls beyond the glass. A framed photograph caught the light: dockworkers in caps and overcoats, ghost-pale in monochrome. The place looked tired from the street, but not cheap. The sort of room where people preferred not to be noticed. Quinn wiped rain from her brow with the heel of her hand and went in. Heat and alcohol closed around her at once. The room smelled of stout, damp wool, frying onions, and old wood polished by a thousand sleeves. Low amber lamps kept most faces in shadow. The music came from somewhere unseen, brass and drums smothered under conversation. A man behind the bar looked up from drying a glass. Mid-thirties, dark hair slicked back, sleeves rolled to the elbow. His eyes took her in, then moved to the door behind her, then back again. “You’re dripping on my floor.” “Man in a blue parka. Thirty seconds ahead of me.” “Half the city wears blue.” Quinn walked up to the bar and laid a hand flat on the polished wood. “He came in here.” The barman watched her face. Not rattled. Not amused either. He wore stillness like armour. “Then he’s gone.” From the left, a patron in a flat cap barked a laugh into his pint. Quinn took in the room without moving her head. Seven customers. A couple in the snug by the window. Two men hunched over darts. Flat cap and his friend. A woman in red lipstick nursing whisky by herself. No blue parka. Too fast. Her eyes landed on the back wall, on the bookshelf packed with paperbacks and hardbacks, old spines and fake dust. One shelf sat half an inch out of line. She looked at the barman. “You want to rethink that answer?” He set the glass down. “You’ve got a warrant?” “Don’t start.” “Then don’t barge into my place and act surprised when people dislike it.” A chair scraped behind her. Quinn turned enough to see the woman with the whisky rise from her table. Early thirties. Black coat buttoned to the throat. Eyes fixed on Quinn with the hard attention of someone measuring distance to a knife. The barman lifted a hand to settle her. Quinn saw the movement and filed it away. A door at the back opened. A young man stepped out carrying a crate of bottled beer, then froze when he saw her. Olive skin. Short curls. Scar pale along his left forearm. A Saint Christopher medallion glinted at his throat before he shifted the crate against his chest. Tomás Herrera. Quinn knew the face from old disciplinary notices and one sealed report she should not have been able to read. He gave her a quick, flat look. “Problem?” “I’m looking for someone.” Tomás moved past her to the bar. Water dripped from Quinn’s coat hem onto the floorboards between them. “So is everyone.” The barman took a bottle from the crate without taking his eyes off Quinn. She pointed at the bookshelf. “What’s behind that?” “Books.” “Open it.” “Get out.” No one in the room pretended not to listen now. The music carried on, tinny and stubborn, under the silence that had settled over the bar. Quinn reached into her coat. The woman in black tensed. The darts players straightened. Tomás set the crate down slow. Quinn pulled out her warrant card and held it open. “Detective Harlow Quinn, Metropolitan Police. I’m in pursuit of a suspect connected to armed robbery, grievous bodily harm, and conspiracy. If any of you interfere, I’ll remember your faces and come back with uniforms, warrants, and enough noise to wreck your week.” The barman leaned on the counter and read the card upside down. “Congratulations.” Quinn slid the card away. “Open it.” The woman in black gave a thin smile. “You walked in soaked, alone, and angry. That usually ends badly.” Quinn turned her head towards her. “If I wanted your advice, I’d have asked.” Tomás scrubbed a hand over his mouth and exhaled through his nose. “Silas.” So that was the barman’s name. Silas looked from Tomás to Quinn, then at the bookshelf. His jaw shifted once. “You don’t know what’s down there.” “Then tell me.” He gave a short laugh with no humour in it. “That would take longer than your suspect needs.” Quinn stepped away from the bar and crossed to the shelf. The room moved with her, every eye hooked to the line of her shoulders. Up close, the thing looked almost convincing. Travel guides. Poetry. A set of Dickens with uncut tops. Dust where there should have been none. She gripped one side and pulled. The shelf held for a beat, then swung inward with a muted click. Cold air breathed out from the gap. It smelled of wet stone, rust, paraffin, and something sweeter underneath, cloying as bruised flowers left in a cellar. Behind the shelf, a narrow stair dropped into darkness. The sound rose first: voices below, many of them, layered and strange. Haggling. Laughter. A shout that bent wrong around the edges. Metal clanged on metal. Somewhere deeper, an animal cried out with a human note in it that raised the hair on Quinn’s arms. The woman in black stopped smiling. Tomás muttered, “Christ.” Quinn stared down the stairwell. Rainwater ticked from her coat cuff to the first step. Morris’s face came back to her without warning. Not the corpse in the file photograph. The last day in the car outside Poplar, chewing mint gum and tapping the dash while he read from his notebook. You ever get the feeling we’re standing next to a door and nobody told us what’s on the other side? Three days later, he had died in a warehouse with no sign of forced entry, no prints but his own and hers, and burns on the concrete that forensics could not explain. Quinn had spent three years listening to men in suits smooth the edges off that case until nothing sharp remained. Accident. Gang violence. Electrical fault. She had stopped arguing out loud. She had not stopped looking. Now she stood in a Soho bar with a hidden stair under a bookshelf and heard a market breathing beneath London like a second city. Silas spoke behind her. “If your man went down, he had business there.” “Where does it come out?” “It doesn’t come out for people who walk in blind.” Quinn half turned. “You’ve been there.” Silas folded the tea towel and set it aside with absurd care. “Everyone in this room knows enough to keep away when they can.” Tomás glanced at the opening, then at Quinn. “You should call for backup.” “And tell them what?” His mouth tightened. “That you found a place under Camden where the impossible shops after midnight.” “Camden?” Tomás realised too late what he had given away. Quinn saw it land in his eyes. “The Veil Market,” she said. Nobody answered. She did not know where the name had come from. A scrap from an informant, a note in the margin of an evidence log, a drunk in a custody cell. It had drifted round her desk for months with all the weight of a rumour. Spoken aloud here, it thickened the air. The woman in black picked up her whisky and swallowed it. “If Elias ran there, he won’t stay on the main path. He’ll have friends.” Quinn looked at her. “You know him?” “Enough.” “Name.” The woman set down the empty glass. “No.” Silas pushed off the bar and came round from behind it. Up close he stood broader than he had looked, one hand scarred across the knuckles. “If you go down there waving that badge, you won’t get ten steps. Hide it. Keep your hands visible. Don’t touch anything you don’t understand.” “You’re telling me to trust you.” “I’m telling you how not to die in the first minute.” Tomás pulled the Saint Christopher medallion from under his shirt and rubbed the edge with his thumb. “He’ll need a token.” Quinn looked from him to Silas. “A what?” “Bone token,” Tomás answered. “Entry fee. Passage marker. Depends who’s checking.” Quinn’s pulse gave one hard kick. The witness had not been rambling. Elias had been running for a door he knew. Silas opened a drawer beneath the till, took out a small object wrapped in black cloth, and held it without offering it yet. “If I hand you this, Detective, you owe me something.” She stared at the bundle. “You’re obstructing a police pursuit.” He tipped his head. “And you’re about to walk into a place your police force pretends does not exist. Spare me.” Rain rattled the windows out front. Far below, the market noise swelled, then ebbed. Quinn thought of radioing in. She pictured the call transcript, the pause on the other end, the careful voice asking her to repeat herself. By the time she dragged anyone here with enough rank to shield her, Elias would be gone. So would the market, if the scraps in her notes were true. It moved. Full moon. Abandoned stations. Doors inside the city. Her fingers closed round her warrant card inside her coat pocket. Smooth plastic. Official weight. Useless where she was headed. “Fine,” she said. “What do you want?” Silas held her gaze for a moment, measuring. Then he passed her the wrapped object. “Not now. Later.” The bundle sat cold and light in her palm. She peeled back the cloth enough to see a small disc carved from yellowed bone, a hole drilled through the centre, black twine threaded across it. Symbols had been scratched into one face with a blade so fine they looked like cracks. Tomás nodded to the stair. “Keep moving once you reach the platform. Don’t stop at the first stalls. Don’t answer if anyone offers you a bargain before you speak first.” “That your medical advice?” “It kept people alive.” The woman in black moved to the opening and listened to the voices below. “You’ve got one chance to keep him in sight. After that, the place swallows strangers.” Quinn slipped the token into her fist. “Then I won’t lose him.” Silas stepped aside from the stair. “Your call, Detective.” Quinn looked down into the dark. The air from below touched her face, cold as cellar stone, carrying oil smoke and spice and the metallic tang of train tracks long gone dead. Somewhere in that underworld, Elias Venn was running with whatever he had stolen and whoever he served. She set one foot on the first stair. Behind her, the bar stayed silent. Then she went down.
created_at"2026-03-06T12:19:34.418Z" 3/6/2026, 12:19:34 PM
model"openai/gpt-5.4-20260305"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency1632
moderation_latency(null)
generation_time89341
tokens_prompt1140
tokens_completion3563
native_tokens_prompt984
native_tokens_completion2866
native_tokens_completion_images0
native_tokens_reasoning0
native_tokens_cached0
num_media_prompt(null)
num_input_audio_prompt(null)
num_media_completion0
num_search_results(null)
origin"https://ncbench.com/"
is_byokfalse
finish_reason"stop"
native_finish_reason"completed"
usage0.04545
router(null)
provider_responses
0
endpoint_id"9ff5625c-403f-4d7f-b895-58ac7295062c"
id"resp_07839dff741890160169aac6567ee081959c51380a57b04403"
is_byokfalse
latency272
model_permaslug"openai/gpt-5.4-20260305"
provider_name"OpenAI"
status200
user_agent"langchainjs-openai/1.0.0 ((node/v24.14.0; linux; x64))"
http_referer(null)
api_type"completions"
id"gen-1772799574-LgqGduxUMNjgIQCp0YrG"
upstream_id"resp_07839dff741890160169aac6567ee081959c51380a57b04403"
total_cost0.04545
cache_discount(null)
upstream_inference_cost0
provider_name"OpenAI"

Evaluation details

Result Evaluator Details Meta Data
100.00% Adverbs in dialogue tags
Target: ≤10% dialogue tags with adverbs
totalTags4
adverbTagCount0
adverbTags(empty)
dialogueSentences65
tagDensity0.062
leniency0.123
rawRatio0
effectiveRatio0
100.00% AI-ism adverb frequency
Target: <2% AI-ism adverbs (58 tracked)
wordCount2248
totalAiIsmAdverbs0
found(empty)
highlights(empty)
100.00% AI-ism character names
Target: 0 AI-default names (17 tracked, −20% each)
codexExemptions(empty)
found(empty)
100.00% AI-ism location names
Target: 0 AI-default location names (33 tracked, −20% each)
codexExemptions(empty)
found(empty)
88.88% AI-ism word frequency
Target: <2% AI-ism words (290 tracked)
wordCount2248
totalAiIsms5
found
0
word"stomach"
count1
1
word"silence"
count1
2
word"weight"
count2
3
word"pulse"
count1
highlights
0"stomach"
1"silence"
2"weight"
3"pulse"
100.00% Cliché density
Target: ≤1 cliche(s) per 800-word window
totalCliches0
maxInWindow0
found(empty)
highlights(empty)
100.00% Emotion telling (show vs. tell)
Target: ≤3% sentences with emotion telling
emotionTells0
narrationSentences196
matches(empty)
100.00% Filter word density
Target: ≤3% sentences with filter/hedge words
filterCount1
hedgeCount0
narrationSentences196
filterMatches
0"watch"
hedgeMatches(empty)
100.00% Gibberish response detection
Target: ≤1% gibberish-like sentences (hard fail if a sentence exceeds 800 words)
analyzedSentences257
gibberishSentences0
adjustedGibberishSentences0
longSentenceCount0
runOnParagraphCount0
giantParagraphCount0
wordSaladCount0
repetitionLoopCount0
controlTokenCount0
maxSentenceWordsSeen42
ratio0
matches(empty)
100.00% Markdown formatting overuse
Target: ≤5% words in markdown formatting
markdownSpans0
markdownWords0
totalWords2248
ratio0
matches(empty)
100.00% Missing dialogue indicators (quotation marks)
Target: ≤10% speech attributions without quotation marks
totalAttributions13
unquotedAttributions0
matches(empty)
16.67% Name drop frequency
Target: ≤1.0 per-name mentions per 100 words
totalMentions81
wordCount1845
uniqueNames19
maxNameDensity2.01
worstName"Quinn"
maxWindowNameDensity4.5
worstWindowName"Quinn"
discoveredNames
Harlow1
Quinn37
Charing1
Cross1
Road1
Elias6
Venn2
Holborn1
Raven1
Nest1
Saint2
Christopher2
Herrera1
Tomás11
Dickens1
Poplar1
Soho2
London1
Silas8
persons
0"Harlow"
1"Quinn"
2"Elias"
3"Venn"
4"Raven"
5"Saint"
6"Christopher"
7"Herrera"
8"Tomás"
9"Silas"
places
0"Charing"
1"Cross"
2"Road"
3"Poplar"
4"Soho"
5"London"
globalScore0.497
windowScore0.167
100.00% Narrator intent-glossing
Target: ≤2% narration sentences with intent-glossing patterns
analyzedSentences136
glossingSentenceCount1
matches
0"looked like cracks"
100.00% "Not X but Y" pattern overuse
Target: ≤1 "not X but Y" per 1000 words
totalMatches1
per1kWords0.445
wordCount2248
matches
0"no prints but"
100.00% Overuse of "that" (subordinate clause padding)
Target: ≤2% sentences with "that" clauses
thatCount1
totalSentences257
matches
0"liked that she"
100.00% Paragraph length variance
Target: CV ≥0.5 for paragraph word counts
totalParagraphs157
mean14.32
std14.75
cv1.03
sampleLengths
045
13
241
310
438
517
62
758
813
929
101
118
1211
1360
142
1516
1653
176
184
1910
204
2128
229
2354
2415
2545
2636
275
2810
295
3015
314
3215
333
3415
3541
362
3729
385
396
405
414
422
4313
4442
458
468
4749
4822
497
100.00% Passive voice overuse
Target: ≤2% passive sentences
passiveCount2
totalSentences196
matches
0"was headed"
1"been scratched"
100.00% Past progressive (was/were + -ing) overuse
Target: ≤2% past progressive verbs
pastProgressiveCount2
totalVerbs290
matches
0"was going"
1"was running"
100.00% Em-dash & semicolon overuse
Target: ≤2% sentences with em-dashes/semicolons
emDashCount0
semicolonCount0
flaggedSentences0
totalSentences257
ratio0
matches(empty)
94.00% Purple prose (modifier overload)
Target: <4% adverbs, <2% -ly adverbs, no adj stacking
wordCount1850
adjectiveStacks1
stackExamples
0"black behind rain-speckled windows."
adverbCount50
adverbRatio0.02702702702702703
lyAdverbCount1
lyAdverbRatio0.0005405405405405405
100.00% Repeated phrase echo
Target: ≤20% sentences with echoes (window: 2)
totalSentences257
echoCount0
echoWords(empty)
100.00% Sentence length variance
Target: CV ≥0.4 for sentence word counts
totalSentences257
mean8.75
std6.7
cv0.766
sampleLengths
016
129
23
315
426
510
614
74
86
98
106
1117
122
1313
148
155
168
1724
1813
1910
204
2115
221
236
242
251
2610
2735
2825
292
309
317
3215
3322
3416
356
364
3710
384
394
4010
4114
429
439
4410
4514
4610
4711
4815
498
58.88% Sentence opener variety
Target: ≥60% unique sentence openers
consecutiveRepeats7
diversityRatio0.36964980544747084
totalSentences257
uniqueOpeners95
98.62% Adverb-first sentence starts
Target: ≥3% sentences starting with an adverb
adverbCount5
totalSentences169
matches
0"Then a witness from a"
1"Somewhere deeper, an animal cried"
2"Then he passed her the"
3"Somewhere in that underworld, Elias"
4"Then she went down."
ratio0.03
100.00% Pronoun-first sentence starts
Target: ≤30% sentences starting with a pronoun
pronounCount31
totalSentences169
matches
0"He did not look back"
1"He knew where he was"
2"She crossed the street through"
3"Her leather watch clung damp"
4"Her voice bounced off the"
5"She had spent two weeks"
6"She drove after him, shoulder"
7"He cut under the green"
8"His eyes took her in,"
9"He wore stillness like armour."
10"Her eyes landed on the"
11"She looked at the barman."
12"He set the glass down."
13"He gave her a quick,"
14"She pointed at the bookshelf."
15"His jaw shifted once."
16"He gave a short laugh"
17"She gripped one side and"
18"It smelled of wet stone,"
19"You ever get the feeling"
ratio0.183
63.55% Subject-first sentence starts
Target: ≤72% sentences starting with a subject
subjectCount134
totalSentences169
matches
0"Rain slapped the windscreen hard"
1"Detective Harlow Quinn leaned over"
2"The radio on the passenger"
3"Quinn snatched her coat from"
4"The rain found the gap"
5"The man in the blue"
6"He did not look back"
7"That told Quinn more than"
8"He knew where he was"
9"She crossed the street through"
10"A courier on a bike"
11"Quinn hit the opposite pavement"
12"Water slapped up her trousers."
13"Her leather watch clung damp"
14"Quinn took the corner fast"
15"The lane narrowed into a"
16"The fugitive’s trainers smacked the"
17"Her voice bounced off the"
18"She had spent two weeks"
19"Nobody in her unit had"
ratio0.793
59.17% Subordinate conjunction sentence starts
Target: ≥2% sentences starting with a subordinating conjunction
subConjCount2
totalSentences169
matches
0"Now she stood in a"
1"By the time she dragged"
ratio0.012
100.00% Technical jargon density
Target: ≤6% sentences with technical-jargon patterns
analyzedSentences79
technicalSentenceCount3
matches
0"She had spent two weeks on Elias Venn, if that was his real name, and every hour had peeled back another layer of filth: burner phones, cash drops, dead-end she…"
1"The music carried on, tinny and stubborn, under the silence that had settled over the bar."
2"Three days later, he had died in a warehouse with no sign of forced entry, no prints but his own and hers, and burns on the concrete that forensics could not ex…"
100.00% Useless dialogue additions
Target: ≤5% dialogue tags with trailing filler fragments
totalTags4
uselessAdditionCount0
matches(empty)
100.00% Dialogue tag variety (said vs. fancy)
Target: ≤10% fancy dialogue tags
totalTags4
fancyCount1
fancyTags
0"Tomás muttered (mutter)"
dialogueSentences65
tagDensity0.062
leniency0.123
rawRatio0.25
effectiveRatio0.031
92.6590%